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MCAT Word List # MCAT/W115

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  Word Descriptions cyst, bond, gas-liquid chromatography (GLC), half-life, coccus, electron microscope, antigen, coma, headache, charge


   
Description of cyst (noun: plural: cysts)
a membrane lined vesicle or sac

Samples of cyst
Cysts can grow on the surface or deep inside anatomical structures.



   
Description of bond (noun: plural: bonds)
the attractive force that connects atoms together as a molecule or ions as a crystal

Samples of bond
Bonds can be single, double or covalent.



   
Description of gas-liquid chromatography (GLC) (noun: no plural)
a sensitive method for analyzing liquid mixtures

Samples of gas-liquid chromatography (GLC)
An application of GLC is measuring the alcohol level in blood or urine.



   
Description of half-life (noun: no plural)
the time taken for the body to excrete half a given amount of drug; the time taken for half of the atoms in a radioactive sample to decay

Samples of half-life
A half-life of a chemical reaction is the time taken for the concentration of one of the reactants to fall by half.



   
Description of coccus (noun: plural: cocci)
spherical-shaped bacterium

Samples of coccus
Staphylococci are gram-positive cocci.



   
Description of electron microscope (noun: plural: electron microscopes)
microscope which can magnify an object over 250; 000 times so that you can see the fine details of cells

Samples of electron microscope
The electron microscope is a powerful invention which has helped study cell structure closely.



   
Description of antigen (noun: plural: antigens)
any substance the body reacts to as foreign or harmful, by producing an antibody against it

Samples of antigen
Most antigens are large proteins or carbohydrate.



   
Description of coma (noun: no plural)
unconscious state

Samples of coma
A person in a coma is not dead.



   
Description of headache (noun: plural: headaches)
pain in the head area

Samples of headache
Painkillers are useful if you have a headache.



   
Description of charge (noun: no plural)
chracteristic of matter resposnsible for all electric phenomena; the measurement of this charactersitic

Samples of charge
The difference between the number of electrons and the number of valence elctrons of an atom is the formal charge.



  Determinations of the words cyst, bond, gas-liquid chromatography (GLC), half-life, coccus, electron microscope, antigen, coma, headache, charge

  Preparation book: Atlas of Cystic Neoplasms of the Pancreas

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     MCAT verbal test: Vocabulary Website: English Nouns         MCAT practice test: Interactive word games: Free Online Noun Quiz         MCAT Practice Test: (printable version)         Definition of cyst, bond, gas-liquid chromatography (GLC), half-life, coccus, electron microscope